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tigry1 [53]
3 years ago
12

Which organ systems help deliver oxygen to body cells?

Biology
2 answers:
natulia [17]3 years ago
6 0
C. Respiratory and Circulatory Systems

Goryan [66]3 years ago
5 0
C. Respiratory and Circulatory Systems
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A scientist observes some cells under a compound microscope and needs to determine if they are bacteria or yeast. Aside from siz
MAXImum [283]

Answer:

chitin and murein

Explanation:

The chemical compounds that distinguish bacteria cell from yeast cell are  

chitin and murein

Chitin is a polysaccharide present in the exoskeleton of fungi made up of chains of modified glucose known as N-acetylglucosamine. N-acetylglucosamine is derived from glucose

While murein is a mesh like structure made up of sugar and amino acids. Murein forms a layer outside the plasma membrane of bacterial cell.  

8 0
3 years ago
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How will when the ice melts and the animals begin to thaw affect the amount of co2 in the atmosphere
klio [65]

Answer:

The process of decomposition increases the amount of carbondioxide gas in the atmosphere.

The process of decomposition greatly affect the amount of carbondioxide in the atmosphere because in the process of decomposition, carbondioxide is released in the atmosphere which is added to the carbondioxide present in the atmosphere.

This results in more warm temperature of the earth atmosphere so we can conclude that the process of decomposition increases the amount of carbondioxide gas in the atmosphere.

Explanation:

I hope this helps you!!!.....

6 0
2 years ago
Acetic acid and ethanol react to form ethyl acetate and water, like this: (aq)(aq)(aq)(l) Imagine of are removed from a flask co
ehidna [41]

Answer:

Greater than zero, and equal to the rate of the reverse reaction

Explanation:

this is an incomplete question in the first place, i saw the complete format online hence the answer am giving here.

Before any C2H5CO2CH3 is or was removed, the system is said to be in equilibrium.

This means that the rate of consumption of reactants and rate of generation of products are greater than zero and are equal, that means that both the forward and backward reactions are occurs at these rate.

7 0
3 years ago
Which is not correct about cancer risks?
rusak2 [61]
The lifetime risk of developing cancer is a chance a person has over his or her lifetime and can be diagnose of having a cancer. In the scenario about the cancer risks, the answer would be c. the more you drink, the lower your risk is. The more alcohol one's drink does not mean it will lower one's risk of developing cancer.
8 0
3 years ago
How does the thoracic cavity pressure determine if someone inhales or exhales
Nonamiya [84]

Answer:

Explanation:

During exhalation, the diaphragm also relaxes, moving higher into the thoracic cavity. This increases the pressure within the thoracic cavity relative to the environment. Air rushes out of the lungs due to the pressure gradient between the thoracic cavity and the atmosphere.

6 0
2 years ago
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